Varible

foo="Hello"
foo="${foo} World"
echo "${foo}"
> Hello World

Source: stackoverflow.com

Varible

Context                               | Expression            | Result (value of c)
--------------------------------------+-----------------------+---------------------
Two variables                         | c=$a$b                | helloworld
A variable and a literal              | c=${a}_world          | hello_world
A variable and a literal              | c=$1world             | oneworld
A variable and a literal              | c=$a/world            | hello/world
A variable, a literal, with a space   | c=${a}" world"        | hello world
A more complex expression             | c="${a}_one|${b}_2"   | hello_one|world_2
Using += operator (Bash 3.1 or later) | c=$a; c+=$b           | helloworld
Append literal with +=                | c=$a; c+=" world"     | hello world

Source: stackoverflow.com

Similar codes

0 vote169 views1 answer
End task windows linux
Shell/Bash
0 vote158 views1 answer
Compile asm file from terminal
Shell/Bash
0 vote155 views1 answer
Subl command not found mac
Shell/Bash
0 vote253 views4 answers
How to reset iis
Shell/Bash
0 vote173 views1 answer
Ex: java sr
Shell/Bash
3 votes167 views2 answers
Snap store
Shell/Bash
0 vote183 views1 answer
Git disconnect user
Shell/Bash
1 vote166 views1 answer
Git export project to zip local
Shell/Bash
1 vote165 views1 answer
Linux virtual audio cable
Shell/Bash
0 vote192 views1 answer
Fortnite installer
Shell/Bash